<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<form action="myservlet" method="post">
    <label for="input_text">请输入一句话：</label>
    <input type="text" id="input_text" name="input_text">
    <input type="submit" value="提交">
</form>

</body>
</html>